iPhone Device & Screen Sizes and Resolutions (Open image in new window) Compare Device Sizes To get the screen dimensions (in points) of the current device: Objective-C: CGRect screenBounds = [[UIScreen mainScreen] bounds]; // Macros: #define screen_width [ [ UIScreen mainScreen ] bounds ].size.width #define screen_height [ [ UIScreen mainScreen ] bounds ].size.height Swift: let screenBounds = UIS